33% (2001)

0% (2006)

0% (2002)

0% (2011)

32% (2009)

50% (2002)

10% (2006)

25% (2005)

0% (2009)

30% (2005)

30% (2006)

20% (2009)

40% (2001)

20% (2007)

10% (2007)

35% (2005)

10% (2010)

68% (2006)

10% (2007)

45% (2006)